Children at a brick factory in Fatullah. For each thousand bricks they carry, they earn the equivalent of 0.9 USD. 17.5 percent of all children aged between 5-15 are engaged in economic activities. The average child labourer earns between 400 to 700 taka (1 USD = 70 taka) per month, while an adult worker earns up to 5,000 taka per month..